Home / 5,038.89-7,557.35-1,481.43

Finding the Fourth Proportional to 5,038.89, 7,557.35 and 1,481.43

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Solution

The fourth proportional to 5,038.89, 7,557.35 and 1,481.43 is: 2,221.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.89 : 7,557.35 = 1,481.43 : x
  2. Step 2: Convert to fraction form
    5,038.89/7,557.35 = 1,481.43/x
  3. Step 3: Cross multiply
    5,038.89x = 7,557.35 × 1,481.43
  4. Step 4: Simplify right side
    5,038.89x = 11,195,677.60
  5. Step 5: Solve for x
    x = 11,195,677.60/5,038.89
  6. Step 6: Final answer
    x = 2,221.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.